问题
选择题
You really don’t need to buy another computer ________ you have already got one.
A．while
B．before
C．though
D．when
答案
答案：D
搜题请搜索小程序“爱下问搜题”
You really don’t need to buy another computer ________ you have already got one.
A．while
B．before
C．though
D．when
答案：D